s=input('input a string:\n')

letters=0

space=0

digit=0

others=0
for c in s:

    if c.isalpha():

        letters+=1
    
    elif c.isspace():

        space+=1

    elif c.isdigit():

        digit+=1
 
    else:

        others+=1

print('char=%d,space=%d,digit=%d,others=%d'%(letters,space,digit,others))